Repetier Firmware for the Wanhao Duplicator i3 with Bed Leveling enabled with an Inductive z probe at the z min position

GRBL CNC command sender, autoleveler and g-code editor

An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino

An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino